A laser phased array directed energy system has been designed and simulated. Lubin and Hughes calculated the requirements and possibilities for DE-STAR systems of several sizes, ranging from a desktop ...

Until recently phased array radar has been very expensive, used only for military applications where the cost of survival weighs in the balance. With the advent of low-cost microwave devices and ...

Traditionally, soundbars have been ruled by tradeoffs. The deal goes like this: You relinquish a few expectations – namely, that you'll get anywhere close to decent stereo imaging for music playback ...

In the medical applications of ultrasonic imaging, sound waves of high frequency are usually employed to produce in-depth cross-sectional images of internal organs. Special multi-element transducers ...

SpaceX sent a Falcon 9 to space earlier this month with a previously-used commercial Dragon capsule attached to it. It broke a record for modern spaceflight, as a commercial capsule has never went ...